At Тилля Беркхоффа a son Max disappears without trace. All evidences testify that a boy fell a prey maniac Guido Трамница. A criminal is arrested by a police and confessed in a theft and murder of a few little children. The place of their burial place a serial killer specified, however about the fate of Max keeps persistent silence. A court acknowledges a sadist not responsible for one's the actions and sends him in the strictly guarded hospital for mental diseases. Investigation knows that psychopath conducted a diary, where it described everything, that did with victims, but finding to the record was not succeeded. A despairing father applies for an assistance to the acquainted employee of police, and that does to him unbelievable suggestion: to become the patient of this special clinic. So he will be able to appear nearer to детоубийце and to compel him to confess. Togo, what this hotshot attempt will turn around, nobody expected.